This is rather old infomation. Some of this may be useful. Unfortunatley many of these links no longer work.
- many games and resources to choose from--organized by grade level.
See Appendix C in our Van de Walle textbook then click here for the blackline masters or here for related textbook resources.
Drag and Drop Math - Good way to practice and teach +, –, ×, and ÷ multi-digit algorithms.
Area and Perimeter Applet from http://www.mste.uiuc.edu/java/
Virtual Geoboard (plain one) from http://matti.usu.edu/nlvm/nav/vlibrary.html
Virtual Geoboard (with coordinate axes) from http://matti.usu.edu/nlvm/nav/vlibrary.html
Draw lines of symmetry from E-labs.
Reflection, Translation, and Rotation Tool from E-labs.
Combining Transformations (it's a game!) from E-labs.
Reflection, Translation, and Rotation Tool from NCTM
Tessellate a Quadrilateral from Shodor.
Rotations "Around Midpoints" of Triangles from Totally Tessellated
Geometric Solids from NCTM Illuminations (Note: shift-click to color faces and edges).
Virtual Pattern Blocks from arcytech.
For more see my Teaching Resources.
Interactive Math Dictionary for Kids - Interactive and visual